120401414421 has 4 divisors (see below), whose sum is σ = 160535219232. Its totient is φ = 80267609612.

The previous prime is 120401414411. The next prime is 120401414449. The reversal of 120401414421 is 124414104021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 124414104021 = 3 ⋅41471368007.

It is a cyclic number.

It is not a de Polignac number, because 120401414421 - 2²³ = 120393025813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120401414391 and 120401414400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120401414411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20066902401 + ... + 20066902406.

It is an arithmetic number, because the mean of its divisors is an integer number (40133804808).

Almost surely, 2^120401414421 is an apocalyptic number.

It is an amenable number.

120401414421 is a deficient number, since it is larger than the sum of its proper divisors (40133804811).

120401414421 is an equidigital number, since it uses as much as digits as its factorization.

120401414421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40133804810.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 120401414421 its reverse (124414104021), we get a palindrome (244815518442).

The spelling of 120401414421 in words is "one hundred twenty billion, four hundred one million, four hundred fourteen thousand, four hundred twenty-one".